6503543968023 has 12 divisors (see below), whose sum is σ = 9413297504208. Its totient is φ = 4326793109280.

The previous prime is 6503543968013. The next prime is 6503543968027. The reversal of 6503543968023 is 3208693453056.

6503543968023 is a `hidden beast` number, since 6 + 5 + 0 + 3 + 543 + 96 + 8 + 0 + 2 + 3 = 666.

It is not a de Polignac number, because 6503543968023 - 2¹⁰ = 6503543966999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6503543968027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 741901158 + ... + 741909923.

It is an arithmetic number, because the mean of its divisors is an integer number (784441458684).

Almost surely, 2^{6503543968023} is an apocalyptic number.

6503543968023 is a deficient number, since it is larger than the sum of its proper divisors (2909753536185).

6503543968023 is a wasteful number, since it uses less digits than its factorization.

6503543968023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483811574 (or 1483811571 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 54.

The spelling of 6503543968023 in words is "six trillion, five hundred three billion, five hundred forty-three million, nine hundred sixty-eight thousand, twenty-three".